INDEX 



291 



Legumes, value of, 148. 



Lenticels, 43. 



Lever shears, 264. 



Life, our knowledge of, 4. 



Life history of insects, 172. 



Light, excessive, 137. 



insufficient, 139. 

 Lime sulfur, as a fungicide, 181. 



self boiled, 182. 



wash, 160. 



Liquid sprayers, 164. 

 Locusts, 163. 



Mallet cuttings, 206. 

 Manure, 151. 



organic, 148. 



value of leaves as, 78. 

 Maturative pruning, 251, 261. 

 Maturity, 105. 



favored by dry soil, 119. 



hastening of, 134. 



in seeds, 99, (lab.), 281. 

 Mice, 153. 

 Moisture, in air, 133. 



insufficient, 133. 



relation to germination, 17. 



to rooting cuttings, 198. 



to root growth, 59. 



to stored seeds, 101. 

 Moles, 154. 

 Monocotyledons, 28. 

 Monoecious flowers, 94. 

 Mound-layering, 191. 

 Mulching, 135. 



of newly transplanted plants, 245. 

 Mutilation of layers, 192. 



Nitrates, sources of, 147. 



Nitrification, 147. 



Nitrogen, importance of, 146, 147. 



commercial forms of, 148, 150. 



excessive, 144. 

 Nodes, and internodes, 72, (lab.), 



281. 



Non-parasitic diseases, 182. 

 Non-sexual reproduction, 8. 

 Notching, 260, 299. 

 Nozzles, 166. 

 Nursery trees, 69. 



Observation, 1. 



stimulation of (lab.), 275. 

 (Edema, 131. 

 Organic manures, 148. 

 Organic matter, 61. 

 Ovary, 89. 

 Overbearing, 97. 

 Ovule, 89. 



Oxygen, necessary to root growth, 

 59. 



needed in germination, 19, (lab.) 

 278. 



Packing herbaceous plants, 234. 



trees, 235, (lab.), 284. 

 Palisade cells, 41. 

 Parasites, 13. 



classes of, 152. 



lower orders, 174. 



vegetable, 173. 

 Parenchyma, 44'. 

 Paris green, 156. 

 Peeling the stem, 260. 

 Perfect flowers, 94, (lab.), 281. 

 Phosphorus, 149. 

 Photosynthesis, 35. 

 Picturesqueness, pruning for, 252. 

 Pinching, 74, 248. 



fruitfulness, 259. 



of terminal buds, 119. 



to promote flowering, 86. 



to thicken head, 254. 

 Pistil, 89. 

 Plant-breeders as benefactors, 



273. 



Plant culture, 2. 

 Plant disease, control of, 175. 

 Plant-food, accumulation of, 85. 



elements of, 37. 



prepared, 54. 



reduction of by cropping, 146. 



reserve, 7, 56, 84. 



sources of, 36. 



Plant processes, relation to rest- 

 period, 107. 

 Planting, of bulbs, etc., 195. 



of cuttings in autumn, 206. 



of root-cuttings, 208. 



of stem-cuttings, 207. 



